Entries 043-045 are from the All
Lithuania database Lithuania Births database on JewishGen.org

043
Births in Vilnius

Leyba Efron, son of Izrail
Aron (who is the son of Abram) and Godos, who is the daughter of Vulf Leyba.
Born 23 July 1863 (19 Av). Bris on 30 July by Leyzer Gintsburg. Source
references are given.

044
Births in Vilnius

Mark Efron, son of Izrael Aron (who is the son of
Abram) and Goda, daughter of Vulf. Born 7 November 1863 (8 Kislev).
"Added in 1876, bris on 14 November 1863 by Mikhel Dilon; Family from
Ivenets." Source references are given.

045
Births in Vilnius

Lev Efron, son of Izrael Aron (who is the son of
Abram) and Goda, daughter of Vulf. Born on 29 December 1864 (12 Tevet).
"Bris on 5 January by Mikhel Dilon, added in 1876; Family from
Ivenets." Source references are given.

Entries 046- ___ are from a search on
JRI-Poland for Bialystok entries with name similar to EFRON.